diff --git a/Builds/MacOSX/Plugins/Config/Plugin.xcconfig b/Builds/MacOSX/Plugins/Config/Plugin.xcconfig
index 02a08aba05f5b0ba5c2fa4f4ff3e57a97fd58a75..f1c6607d4f2b91e435711aee3b4274f2151293c2 100644
--- a/Builds/MacOSX/Plugins/Config/Plugin.xcconfig
+++ b/Builds/MacOSX/Plugins/Config/Plugin.xcconfig
@@ -46,7 +46,7 @@ GCC_WARN_UNDECLARED_SELECTOR = YES
 GCC_WARN_UNINITIALIZED_AUTOS = YES_AGGRESSIVE
 GCC_WARN_UNUSED_FUNCTION = YES
 GCC_WARN_UNUSED_VARIABLE = YES
-HEADER_SEARCH_PATHS = ../../../../JuceLibraryCode ../../../../JuceLibraryCode/modules ../../../../Source/Plugins/Headers $(inherited)
+HEADER_SEARCH_PATHS = ../../../../JuceLibraryCode ../../../../JuceLibraryCode/modules ../../../../Source/Plugins/Headers $(MAC_PACKAGE_DIR)/include $(inherited)
 INSTALL_PATH = $(HOME)/Applications/open-ephys.app/Contents/PlugIns
 MACOSX_DEPLOYMENT_TARGET = 10.9
 OTHER_LDFLAGS = $(inherited) -undefined dynamic_lookup